4. Java Annotations Tutorial3>

5. Java Interview Questions

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This is an example of how to obtain a tail Set of TreeSet, using the tailSet(E fromElement) method . The method returns a view of the portion of this set whose elements are greater than or equal to fromElement. In order to use it you should: Create a new TreeSet. Populate the set with elements, with add(E e) API method ...

In this example we shall show you how to obtain a sub set from a TreeSet. We will use the subSet(E fromElement, E toElement) API method of TreeSet. To obtain a sub set from a TreeSet, one should perform the following steps: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Invoke the ...

With this example we are going to demonstrate how to obtain the lowest and highest values of a TreeSet. The TreeSet API provides us with methods for such operations. In short, to obtain lowest and highest values of TreeSet you should: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Get the lowest ...

This is an example of how to obtain a head Set from a TreeSet in Java, using the headSet(E toElement) method of TreeSet. Getting a head Set from a TreeSet implies that you should: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Invoke the headSet(E toElement) API method of TreeSet. It will ...

In this example we shall show you how to remove an element from a TreeSet. To remove an element from a TreeSet, if it exists in the set one should perform the following steps: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Remove an element from the TreeSet. Invoke the remove(Object o) ...

With this example we are going to demonstrate how to remove all elements from a TreeSet. The TreeSet API provides methods for clearing a set and checking if it is empty. In short, to remove all elements from a TreeSet you should: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Invoke clear(), ...

This is an example of how to get a TreeSet size, that is the number of elements that a TreeSet contains. Getting the TreeSet size implies that you should: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Invoke size() API method of TreeSet, to get the number of elements in the set. ...

In this example we shall show you how to get a TreeSet Iterator. To get a TreeSet Iterator one should perform the following steps: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Obtain an Iterator of the set, with iterator() API method of TreeSet. It is an iterator over the elements in ...

With this example we are going to demonstrate how to check for an element existence in a TreeSet in Java. In short, to check if an element exists in a TreeSet or not you should: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Invoke contains(Object o) API method of TreeSet, with a ...

This is an example of how to convert a TreeSet to an Object array in Java. Converting a TreeSet to an Object array implies that you should: Create a new TreeSet. Populate the set with elements, with add(E e) API method of TreeSet. Create a new object array, using the toArray() API method of TreeSet. The method returns an array ...

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